Top Tech Jobs & Startup Jobs in NYC, NY

Build and scale backend systems for a high-traffic donor CRM and payments platform. Own performant SQL and realtime querying, optimize payment flows, implement AI agents, and collaborate across product and design to ship resilient, production-grade features at scale.

First commercial hire to define and execute go-to-market: prospect, sell, and close to build pipeline; establish channel partnerships with brokerages, aggregators, and associations; attend conferences; gather market feedback; and partner with founder and engineering on roadmap, messaging, and pricing. Over time build the commercial team and playbook.

Work directly with the founder to design and build core product features: integrations that pull license data, automation to file renewals/applications, data cleaning with AI, dashboard and alerting UX, and establish engineering practices for testing, deployments, and security. Term contractor role with potential conversion to full-time based on performance.

Manage a portfolio of customers using Reunion PWA to ensure prevailing wage and apprenticeship compliance. Deliver audited reports, build scalable data collection processes, lead onboarding and training, represent customer needs to product and engineering, and drive adoption, retention, and growth through technical guidance and compliance expertise.

No specific responsibilities or duties are provided beyond stating that this is a job.

Maintain financial records, prepare reports, reconcile bank statements, manage accounts payable/receivable, assist with budgets and forecasts, ensure accounting compliance, and collaborate with departments to support financial goals.

Manage Azure cloud infrastructure, including compute, storage, networking, load balancing, DNS, security, monitoring, and logging. Build CI/CD pipelines and secure Linux machine images, implement Infrastructure as Code, troubleshoot deployments, and improve application reliability. This two-month contractor engagement requires independent delivery of production-quality infrastructure, with opportunities to support multi-cloud environments and confidential computing.

3-month contract Frontend Engineer to build client-facing UIs and integrations for cybersecurity use cases. Collaborate with product, design, and engineering to deliver secure, performant, scalable features, maintain component libraries and automated tests. Remote (GMT+8) role focused on TypeScript and modern web tooling.

Provide remote, commission-based travel planning and booking services: consult clients on destinations, accommodations, flights and activities; deliver personalized recommendations; handle inquiries; coordinate with team members; stay current on travel trends and supplier options.

Full-stack product engineer (backend-focused) who builds scalable NodeJS services, crafts React/TypeScript UIs, designs APIs, writes well-tested code, optimizes PostgreSQL queries and data pipelines, improves observability, and contributes to architecture and engineering practices for a fintech platform.

Own end-to-end product experiences for a data-intensive, AI-native fintech OS: convert complex financial logic and APIs into intuitive flows, design dashboards and workflows, build and maintain a scalable Figma design system aligned with React components, prototype with real data, and collaborate closely with engineers to ensure usable, accurate UX.

Own end-to-end customer success for enterprise accounts: onboarding, implementation, adoption, expansion, and renewals. Ensure customers realize value quickly, configure product and workflows, monitor usage, mitigate churn, drive expansion, advise on HubSpot/Salesforce and GTM stacks, and surface voice-of-customer to Product and Support.

Lead architecture and implementation of autonomous inbound/outbound AI agents, build scalable LLM ops and signal-intelligence data pipelines, integrate identity resolution and third-party CRM systems, and maintain production-ready, well-documented systems for Series B diligence.

Design mobile user experiences for iOS and Android: create information architecture, user flows, wireframes, prototypes and high-fidelity UI. Run stakeholder workshops and usability testing, produce design specs, component libraries, and support developers to deliver accessible, consistent mobile products aligned with client brand.